Repatch (from linux) of OSX IRAF

1 files changed, 85 insertions, 0 deletions

diff --git a/pkg/xtools/inlfit/ingresults.gx b/pkg/xtools/inlfit/ingresults.gx
new file mode 100644
index 00000000..6582bd35
--- /dev/null
+++ b/pkg/xtools/inlfit/ingresults.gx
@@ -0,0 +1,85 @@
+include <pkg/inlfit.h>
+
+# ING_RESULTS -- Print the results of the fit.
+
+procedure ing_results$t (in, file, nl, x, y, wts, names, npts, nvars, len_name)
+
+pointer	in			# INLFIT pointer
+char	file[ARB]		# Output file name
+pointer	nl			# NLFIT pointer
+PIXEL	x[ARB]			# Ordinates (npts * nvars)
+PIXEL	y[ARB]			# Abscissas
+PIXEL	wts[ARB]		# Weights
+char	names[ARB]		# Object names
+int	npts		        # Number of data points
+int	nvars		        # Number of variables
+int	len_name		# Length of a name
+
+int	i, fd, rejected
+pointer	sp, fit, wts1, rejpts
+int	open(), in_geti()
+pointer	in_getp()
+errchk	open
+
+begin
+	# Open the output file.
+	if (file[1] == EOS)
+	    return
+	fd = open (file, APPEND, TEXT_FILE)
+
+	# Test the number of points.
+	if (npts == 0) {
+	    call eprintf ("Incomplete output - no data points for fit\n")
+	    return
+	}
+
+	# Allocate memory.
+	call smark (sp)
+	call salloc (fit, npts, TY_PIXEL)
+	call salloc (wts1, npts, TY_PIXEL)
+
+	# Evaluate the fit.
+	call nlvector$t (nl, x, Mem$t[fit], npts, nvars)
+
+	# Assign a zero weight to the rejected points.
+	rejected = in_geti (in, INLNREJPTS)
+	rejpts = in_getp (in, INLREJPTS)
+	call amov$t (wts, Mem$t[wts1], npts)
+	if (rejected > 0) {
+	    do i = 1, npts {
+		if (Memi[rejpts+i-1] == YES)
+		    Mem$t[wts1+i-1] = PIXEL (0.0)
+	    }
+	}
+
+	# Print the title.
+	call fprintf (fd, "\n#%14.14s %14.14s %14.14s")
+	    call pargstr ("objectid")
+	    call pargstr ("function")
+	    call pargstr ("fit")
+	call fprintf (fd, " %14.14s %14.14s\n")
+	    call pargstr ("residuals")
+	    call pargstr ("sigma")
+	
+	# List function value, fit value, residual and error values.
+	do i = 1, npts {
+	    call fprintf (fd, " %14.14s %14.7g %14.7g %14.7g %14.7g\n")
+	    call pargstr (names[(i-1)*len_name+1])
+	    if (Mem$t[wts1+i-1] <= 0.0) {
+		call parg$t (INDEF)
+		call parg$t (INDEF)
+		call parg$t (INDEF)
+		call parg$t (INDEF)
+	    } else {
+		call parg$t (y[i])
+		call parg$t (Mem$t[fit+i-1])
+		call parg$t (y[i] - Mem$t[fit+i-1])
+		call parg$t (sqrt (PIXEL (1.0) / Mem$t[wts1+i-1]))
+	    }
+	}
+	call fprintf (fd, "\n")
+
+	# Free allocated memory, and close output file.
+	call sfree (sp)
+	call close (fd)
+end